Try with:
Prelude> :main
L.
On Wed, Aug 22, 2012 at 5:15 PM, Yang
<register.battlenet.com.cn at gmail.com> wrote:
> Hi all,
> In chapter 4 in Real World Haskell comes there the first example of
> system I/O, namely `interactWith`. According to author, the right way is to
> compile and run program in system shell, though I have loaded source in GHCi
> and can't figure out how to invoke `main` interactively.
>> Therefore the question is simply how can I call `main` that takes
> arguments in GHCi? Thanks.
>> BTW: This is my first message to the group and if there is any restriction I
> violate in topics, I'd like to know. The example I mentioned can be found at
> the beginning of the web page followed by link
>http://book.realworldhaskell.org/read/functional-programming.html> --
> Best Regards
> Yang Zhao
>> _______________________________________________
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